0319

Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence

Reference

HW 1/319

Date

12 December 1941

Government Department

Government Code and Cypher School

File Accession Date

1993

Description

A file of signals intelligence reports, messages, and correspondence issued by the Government Code and Cypher School and sent by the head ('C') of the Secret Intelligence Service (MI6) to the Prime Minister, Winston Churchill. This file contains a message from C to the Director of Naval Intelligence (DNI), with an attached Naval Headlines report for December 11 on German, Italian and Spanish activity, with queries from the Prime Minister (PM) to the First Sea Lord (1SL). Note that the 1SL had spoken personally to the PM.